Electrical equipment in those places must be equipped with leakage protection switches

According to <> (SD219-87) and <> (GB6829) <> (GB3787), etc., the places and equipment that must be installed with leakage-operated protectors can refer to the following:

(1) Mobile electrical equipment and hand-held equipment belonging to Class I Power tools.

(2) Electrical equipment installed in humid and highly corrosive places.

(3) Electrical machinery at construction sites.

(4) Electrical equipment for temporary use of electricity.

(5) Socket circuits and lighting circuits in guest rooms of hotels, restaurants and recruitment offices.

(6) Socket circuits and lighting circuits in offices, schools, enterprises, residences and other buildings.

(7) Underwater lighting equipment for swimming pools, fountains, and baths.

(8) Power supply lines and equipment installed in the water.

(9) Medical electrical equipment in hospitals that is in direct contact with the human body.

(10) Other places and equipment that require the installation of leakage protectors.

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